adds 2 ASC related patches to lantiq

Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>

SVN-Revision: 27549
This commit is contained in:
John Crispin 2011-07-07 20:20:46 +00:00
parent f1af962560
commit d7732885ed
6 changed files with 120 additions and 0 deletions

View file

@ -0,0 +1,14 @@
--- a/drivers/serial/lantiq.c
+++ b/drivers/serial/lantiq.c
@@ -478,8 +478,10 @@
spin_unlock_irqrestore(&ltq_asc_lock, flags);
/* Don't rewrite B0 */
- if (tty_termios_baud_rate(new))
+ if (tty_termios_baud_rate(new))
tty_termios_encode_baud_rate(new, baud, baud);
+
+ uart_update_timeout(port, cflag, baud);
}
static const char*

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@ -0,0 +1,26 @@
--- a/arch/mips/lantiq/early_printk.c
+++ b/arch/mips/lantiq/early_printk.c
@@ -20,7 +20,12 @@
#endif
#define ASC_BUF 1024
#define LTQ_ASC_FSTAT ((u32 *)(LTQ_ASC_BASE + 0x0048))
-#define LTQ_ASC_TBUF ((u32 *)(LTQ_ASC_BASE + 0x0020))
+#ifdef __BIG_ENDIAN
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0023))
+#else
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0020))
+#endif
+
#define TXMASK 0x3F00
#define TXOFFSET 8
@@ -30,8 +35,6 @@ void prom_putchar(char c)
local_irq_save(flags);
do { } while ((ltq_r32(LTQ_ASC_FSTAT) & TXMASK) >> TXOFFSET);
- if (c == '\n')
- ltq_w32('\r', LTQ_ASC_TBUF);
- ltq_w32(c, LTQ_ASC_TBUF);
+ ltq_w8(c, LTQ_ASC_TBUF);
local_irq_restore(flags);
}

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@ -0,0 +1,14 @@
--- a/drivers/tty/serial/lantiq.c
+++ b/drivers/tty/serial/lantiq.c
@@ -478,8 +478,10 @@ lqasc_set_termios(struct uart_port *port
spin_unlock_irqrestore(&ltq_asc_lock, flags);
/* Don't rewrite B0 */
- if (tty_termios_baud_rate(new))
+ if (tty_termios_baud_rate(new))
tty_termios_encode_baud_rate(new, baud, baud);
+
+ uart_update_timeout(port, cflag, baud);
}
static const char*

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@ -0,0 +1,26 @@
--- a/arch/mips/lantiq/early_printk.c
+++ b/arch/mips/lantiq/early_printk.c
@@ -20,7 +20,12 @@
#endif
#define ASC_BUF 1024
#define LTQ_ASC_FSTAT ((u32 *)(LTQ_ASC_BASE + 0x0048))
-#define LTQ_ASC_TBUF ((u32 *)(LTQ_ASC_BASE + 0x0020))
+#ifdef __BIG_ENDIAN
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0023))
+#else
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0020))
+#endif
+
#define TXMASK 0x3F00
#define TXOFFSET 8
@@ -30,8 +35,6 @@ void prom_putchar(char c)
local_irq_save(flags);
do { } while ((ltq_r32(LTQ_ASC_FSTAT) & TXMASK) >> TXOFFSET);
- if (c == '\n')
- ltq_w32('\r', LTQ_ASC_TBUF);
- ltq_w32(c, LTQ_ASC_TBUF);
+ ltq_w8(c, LTQ_ASC_TBUF);
local_irq_restore(flags);
}

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@ -0,0 +1,14 @@
--- a/drivers/tty/serial/lantiq.c
+++ b/drivers/tty/serial/lantiq.c
@@ -478,8 +478,10 @@ lqasc_set_termios(struct uart_port *port
spin_unlock_irqrestore(&ltq_asc_lock, flags);
/* Don't rewrite B0 */
- if (tty_termios_baud_rate(new))
+ if (tty_termios_baud_rate(new))
tty_termios_encode_baud_rate(new, baud, baud);
+
+ uart_update_timeout(port, cflag, baud);
}
static const char*

View file

@ -0,0 +1,26 @@
--- a/arch/mips/lantiq/early_printk.c
+++ b/arch/mips/lantiq/early_printk.c
@@ -20,7 +20,12 @@
#endif
#define ASC_BUF 1024
#define LTQ_ASC_FSTAT ((u32 *)(LTQ_ASC_BASE + 0x0048))
-#define LTQ_ASC_TBUF ((u32 *)(LTQ_ASC_BASE + 0x0020))
+#ifdef __BIG_ENDIAN
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0023))
+#else
+#define LTQ_ASC_TBUF ((u8 *)(LTQ_ASC_BASE + 0x0020))
+#endif
+
#define TXMASK 0x3F00
#define TXOFFSET 8
@@ -30,8 +35,6 @@ void prom_putchar(char c)
local_irq_save(flags);
do { } while ((ltq_r32(LTQ_ASC_FSTAT) & TXMASK) >> TXOFFSET);
- if (c == '\n')
- ltq_w32('\r', LTQ_ASC_TBUF);
- ltq_w32(c, LTQ_ASC_TBUF);
+ ltq_w8(c, LTQ_ASC_TBUF);
local_irq_restore(flags);
}